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Page 1: MINISTRY OF EDUCATION, RESEARCH AND - ugal.ro · MINISTRY OF EDUCATION, RESEARCH AND ... (Romania) Ioan VIDA-SIMITI (Romania) Nicolae-Valentin IVAN (Roman ia) ... Ionut CONSTANTIN
Page 2: MINISTRY OF EDUCATION, RESEARCH AND - ugal.ro · MINISTRY OF EDUCATION, RESEARCH AND ... (Romania) Ioan VIDA-SIMITI (Romania) Nicolae-Valentin IVAN (Roman ia) ... Ionut CONSTANTIN

MINISTRY OF EDUCATION, RESEARCH AND INVOVATION

ROMANIA THE ANNALS OF “DUNĂREA DE JOS” UNIVERSITY

OF GALAŢI

Fascicle V

TECHNOLOGIES IN MACHINE BUILDING

PROCEEDINGS OF THE INTERNATIONAL CONFERENCE NEW TECHNOLOGIES IN MANUFACTURING

– NEWTECH 2009 –

YEAR XXVII (XXXII) 2009

ISSN 1221 - 4566

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EDITOR-in-CHIEF

Prof. Nicolae OANCEA, Dunarea de Jos University of Galati, Romania

EDITORIAL BOARD

(In alphabetical order) Prof. Banu Mihaela, Dunarea de Jos University, Galati, Romania Prof. Bologa Octavian, Lucian Blaga University Sibiu, Romania Prof. Coelho Antonio, DHC, Nova de Lisboa University, Portugal Prof. Davim J. Paulo, Aveiro University, Portugal Prof. Epureanu Alexandru,DHC Dunarea de Jos University Galati, Romania Prof. Fetecau Catalin, Dunarea de Jos University Galati, Romania Prof. Franco Patricio, Cartagena University, Spain Prof. Frumusanu Gabriel. Dunarea de Jos University, Galati, ROmania Prof. Gavrus Adinel, Rennes University, France Dr. Hama Takayuki, Kyoto University, Japan Prof. Hayashi Hisashi, Riken University, Japan Prof. Fabrizio Quadrini, TorVergata University Rome, Italy Prof. Javier Santos Martin Francisco, Valladolid University, Spain Prof. Oancea Nicolae, DHC, Dunarea de Jos University Galati, Romania Prof. Paunoiu Viorel, Dunarea de Jos University, Galati, Romania Prof. Radovanovic Miroslav, Nis University, Serbia Prof. Rosochowski Andrzej, United Kingdom Prof. Slatineanu Laurentiu, „Gheorghe Aschi” University Iasi, Romania Prof. Topala Pavel, Balti University ,Republic of Moldova

FASCICLE EDITOR

Prof. Viorel PAUNOIU, Dunarea de Jos University of Galati, Romania

EDITING SECRETARY

Lecturer PhD. Virgil TEODOR, Dunarea de Jos University of Galati, Romania

DISCLAIMER NOTE

The content of the publication presented by the authors is only for information. The publisher is not responsible for any scientific statement in this publication.

COPYRIGHT

All the rights are reserved for this publication which is copyright according to Romanian law of copyright. Excepting only any fair dealing for the purpose of private study, research, review, comment and criticism, no part of this publication may be reproduced, stored in a retrieval system or transmitted in any form or by any means, mechanical, electrical, electronic, optical, photocopying, recording or otherwise, without the prior expressly permission of the copyright owners.

Abstracting and indexing services that cite The Annals of “Dunărea de Jos” University of Galaţi, Fascicle V, Technologies in Machine Building, ISSN 1221- 4566 include: Aluminum Industry Abstracts, Ceramic Abstracts/World Ceramics Abstracts, Corrosion Abstracts, Materials Business File, Engineered Materials Abstracts, CSA Aerospace & High Technology Database, CSA Technology Research, METADEX®, CSA Composites Industry Abstracts, CSA Earthquake Engineering Abstracts, CSA Advanced Polymers Abstracts, CSA Computer and Information Systems Abstracts, CSA Engineering Research Database, CSA Mechanical & Transportation Engineering Abstracts, CSA / ASCE Civil Engineering Abstracts, CSA Electronics and Communications Abstracts, CSA Solid State and Superconductivity Abstracts, CSA Copper Data Center Database.

The Annals of “Dunărea de Jos” University of Galaţi, Fascicle V, Technologies in Machine Building, ISSN 1221- 4566 is BDI indexed (B+) according to CNCSIS (National Council of Scientific Research) Romania.

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THE ANNALS OF “DUNĂREA DE JOS” UNIVERSITY OF GALAŢI Fascicle V, Year XXVII (XXXII 2009

INTERNATIONAL SCIENTIFIC COMMITTEE

Dumitru AMARANDEI (Romania) Jerzy JĘDRZEJEWSKI (Poland) Gabriele ARCIDIACONO (Italy) Shiv Gopal KAPOOR (USA) Pedro ARRAZOLA (Spain) Ivan KURIC (Slovakia) Mihaela BANU (Romania) Mircea LOBONTIU (Romania) Dorel BANABIC (Romania) Catalina MAIER (Romania) Petru BERCE (Romania) Vasilica MARINESCU (Romania) Florin BLAGA (Romania) Patrick MARTIN (France) Octavian BOLOGA (Romania) Sergiu MAZURU (Romania) Ioan BONDREA (Romania) Viorel MINZU (Romania) Gheorghe BRABIE (Romania) Costel MIRONEASA (Romania) Jean-loup CHENOT (France) Pierre MONTMITONNET (France) Tudor CHERECHES (Romania) Dimitris MOURTZIS (Greece) Ovidiu CIOCAN (Romania) Viorica MUSAT (Romania) A.M. GONÇALVES -COELHO (Portugal) Gavril MUSCA (Romania) Mircea COZMINCA (Romania) Gheorghe NAGIT (Romania) Radu COTETIU (Romania) Corneliu NEAGU (Romania) George CHRYSSOLOURIS (Greece) Maria NEAGU (Romania) Ion CRISTEA (Romania) Dumitru NEDELCU (Romania) João Paulo DAVIM (Portugal) Dumitru NICOARA (Romania) Luis Norberto Lopez DE LA CALLE (Spain) Mihai NICOLESCU (Sweden) Valentin DITU (Romania) Radu ORBAN (Romania) Cristian DOICIN (Romania) Gheorghe OANCEA (Romania) George DRAGHICI (Romania) Nicolae OANCEA (Romania) Florian DRAGANESCU (Romania) Dragos PARASCHIV (Romania) Mircea DRAGOI (Romania) Viorel PAUNOIU (Romania) Ulf ENGEL (Germany) Maciej PIETRZYK (Poland) Alexandru EPUREANU (Romania) Miroslav PIŠKA (Cehia) Catalin FETECAU (Romania) Boris PLAHTEANU (Romania) Patricio FRANCO (Spain) Octavian PRUTEANU (Romania) Gabriel FRUMUSANU (Romania) Fabrizio QUADRINI (Italy) Adinel GAVRUS (France) Francisco RESTIVO (Portugal) Marian GHEORGHE (Romania) Andrzej ROSOCHOWSKI (U K) Constantin GHEORGHIES (Romania) Loredana SANTO (Italy) Nicolae GHERGHEL (Romania) Marco SANTOCHI (Italy) Eugen GHITA (Romania) Carol SCHNAKOVSZKY (Romania) Edvard GOVEKAR (Slovenia) Lucian SEVERIN (Romania) Traian GRAMESCU (Romania) Gheorghe SINDILA (Romania) Peter GROCHE (Germany) Laurentiu SLATINEANU (Romania) I on GROZAV (Romania) Felicia STAN (Romania) Satyandra GUPTA (USA) Constantin STOIAN (Romania) Hisashi HAYASHI (Japan) Petru SURU (Romania) Hong HOCHENG (Taiwan) Valentin TABACARU (Romania) David HUI (USA) Cristian TEODOSIU (Japan) Dumitru IACOB (Romania) Pavel TOPALA (Moldovia) Constantin ISPAS (Romania) Ioan VIDA-SIMITI (Romania) Nicolae-Valentin IVAN (Romania) Aurelian VLASE (Romania) I.S. JAWAHIR (USA)

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THE ANNALS OF “DUNĂREA DE JOS” UNIVERSITY OF GALAŢI 2009 Fascicle V, Year XXVII (XXXII)

REVIEWING COMMITTEE

Pedro ARRAZOLA (Spain) David AITCHISON (New Zeland) Mihaela BANU (Romania) Dorel BANABIC (Romania) Ioan BONDREA (Romania) Gheorghe BRABIE (Romania) Luis Norberto Lopez DE LA CALLE (Spain)A.M. GONÇALVES -COELHO (Portugal) Cristian DOICIN (Romania) George DRAGHICI (Romania) Patricio FRANCO (Spain) Gabriel FRUMUSANU (Romania) Adinel GAVRUS (France) Peter GROCHE (Germany) Hisashi HAYASHI (Japan) Takayuki HAMA (Japan) Ivan KURIC (Slovakia) Patrick MARTIN (France) Pierre MONTMITONNET (France) Mihai NICOLESCU (Sweden) Nicolae OANCEA (Romania) Viorel PAUNOIU (Romania) Maciej PIETRZYK (Poland) Miroslav PIŠKA (Cehia) Fabrizio QUADRINI (Italy) Francisco RESTIVO (Portugal) Andrzej ROSOCHOWSKI (U K) Loredana SANTO (Italy) Miklós TISZA (Hungary)

ORGANISING COMMITTEE

Viorel PAUNOIU - Head of Department - CHAIRMAN Adrian ISTRATE Nicusor BAROIU Virgil TEODOR Alice BURUIANA (TOFAN) Ana MUNTEANU Ionut CONSTANTIN Marin BOGDAN Florin SUSAC Ion POSTOLACHE Viorel VACARUS Dima MIRCEA

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THE ANNALS OF “DUNĂREA DE JOS” UNIVERSITY OF GALAŢI 2009 Fascicle V, Year XXVII (XXXII) CONTENTS PLENARY LECTURES THE APPLICATION OF SERVO PRESS MACHINE TO FORMING OF SHEET METALS WITH LOW FORMABILITY Hisashi Hayashi, Hisashi Nishimura....................................................................................3 MODEL-BASED IDENTIFICATION OF MANUFACTURING PROCESSES OPERATIONAL DYNAMIC PARAMETERS Andreas Archenti, Cornel Mihai Nicolescu .......................................................................11 AN INVESTIGATION INTO THE PREDICTION OF OPTIMAL MACHINING CONDITIONS FOR POLYSTYRENE FOAM CUT WITH A TAUT HOT-WIRE David Aitchison, Hadley Brooks, Joe Bain, Dirk Pons............................................................................................................19 THE RENAULT MANAGEMENT OF SOLVING PROBLEMS REPORTED BY THE COSTUMERS Viorel Perianu, Dan Titica .................................................................................................25 RECONFIGURABLE MANUFACTURING CONCEPTUAL DATA DRIVEN DESIGN AND SIMULATION SYSTEM FOR FLEXIBLE AND STOCHASTIC ENTERPRISES Mohsen Karimi Haghighi, H.V.Vankudre, Saghar Izadpanah .....................................................................................33 HOLARCHIC-ATTRIBUTIVE MODELING OF THE MACHINING SYSTEMS – A NEW APPROACH Florin Bogdan Marin, Alexandru Epureanu, Vasile Marinescu, Mihaela Banu, Ionuţ Clementin Constantin.......................................................................39

FIXTURING ERRORS ASSESMENT FOR ADAPTIVE DIMENSIONAL CONTROL Ionut Constantin, Alexandru Epureanu, Vasile Marinescu, Mihaela Banu, Florin Bogdan Marin……………………….…..……43

I

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THE ANNALS OF “DUNĂREA DE JOS” UNIVERSITY OF GALAŢI Fascicle V, Year XXVII (XXXII) 2009 A NEW APPROACH OF THE MECHANICAL STRUCTURES TOPOLOGICAL GEOMETRY – CURBES TYPES IDENTIFICATION Epureanu Alexandru, Oancea Nicolae, Teodor Virgil, Petruş Valeriu, Marin Florin Bogdan ........................................................47 MODELING AND NUMERICAL SIMULATION IN CUTTING PROCESS THE PROFILING OF DISK TOOL FOR GENERATION OF DISCREETLY KNOWN HELICAL SURFACES Virgil Teodor, Ionuţ Popa, Gabriel Dura, Nicolae Oancea................................................53 END MILL AND PLANNING TOOL’S PROFILING FOR GENERATION OF DISCREETLY KNOWN HELICAL SURFACES Nicolae Oancea, Ionuţ Popa, Virgil Teodor, Gabriel Dura ..............................................................................................59 THE CORRECTIVE PROFILING MODELING OF RACK TOOL FOR INVOLUTE TEETHED GEAR GENERATION Cucu Marian, Teodor Virgil, Dumitraşcu Nicolae, Oancea Nicolae..................................................................................................................65 A NEW APPROACH OF THE CUTTING PROCESS DYNAMICS Gabriel Frumuşanu, Alexandru Epureanu .........................................................................69 MODELING AND NUMERICAL SIMULATION IN METAL FORMING EFFECTS OF FINITE ELEMENT TYPE ON SPRINGBACK SIMULATION OF A HIGH STRENGTH STEEL SHEET Takayuki Hama, Mihaela Banu .........................................................................................75 EXPERIMENTAL AND FINITE ELEMENT ANALYSIS OF ERICHSEN TEST. APPLICATION TO IDENTIFICATION OF SHEET METALLIC MATERIAL BEHAVIOUR Valentin Oleksik, Adinel Gavrus, Viorel Păunoiu, Octavian Bologa ..........................................................................................81

II

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THE ANNALS OF “DUNĂREA DE JOS” UNIVERSITY OF GALAŢI 2009 Fascicle V, Year XXVII (XXXII) THE INFLUENCE OF THE PUNCH SHAPE ON THE RESIDUAL STRESSES DISTRIBUTION AND SPRINGBACK IN THE CASE OF CONICAL DRAWN PARTS Gheorghe Brabie, Nicolae Nanu, Mioara Radu .................................................................87 EXPERIMENTAL AND BY SIMULATION ANALYSIS OF RESIDUAL STRESS AND SPRINBACK IN THE CASE OF METAL SHEETS FORMING BY USING THE “THREE BARS” METHOD Gheorghe Brabie, Nicolae Nanu ........................................................................................91 ALGORITHM FOR THE GEOMETRIC CONFIGURATION OF THE RECONFIGURABLE MULTIPOINT FORMING DIES Viorel Păunoiu, Virgil Teodor, Eugen Gavan, Dumitru Nicoara.........................................................................................95 FINITE ELEMENT ANALYSIS OF COLD FORWARD EXTRUSION OF 1010 STEEL Malgorzata Rosochowska, Andrzej Rosochowski, Lech Olejnik ...............................................................................101 NUMERICAL INVESTIGATION OF THE BAUSCHINGER EFFECT DURING THE LOW REVERSAL CYCLIC TORSION, THREE POINT BENDING AND TENSION/COMPRESSION TESTS Konrad Perzynski, Lukasz Madej, Krzysztof Muszka, Maciej Pietrzyk.................................................................................107 EVALUATION OF MICROHARDNESS, EFFECTIVE STRESS AND RESIDUAL STRESS IN COLD ROLLING OF COMPLEX PROFILES – COMPARISON BETWEEN EXPERIMENTS AND CALCULATIONS Niţu Eduard, Iordache Monica, Martiny Marion, Ferron Gérard .......................................................................................113 CONSIDERATION REGARDING THE INFLUENCE OF THE PROCESS FACTORS ON THE GEOMETRICAL PRECISION OF SOME COMPLEX PROFILES MANUFACTURED BY COLD ROLLING Iacomi Doina, Niţu Eduard, Ungureanu Ion....................................................................117

III

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THE ANNALS OF “DUNĂREA DE JOS” UNIVERSITY OF GALAŢI Fascicle V, Year XXVII (XXXII) 2009 STRESS STATE IN AN ELASTIC BENT PLANE WITH TWO IDENTICAL CIRCULAR HOLES Alaci Stelian, Ciornei Florina, Amarandei Dumitru,Filote Constantin.............................................................................123 DETERMINATION OF SPRINGBACK IN SHEET METAL FORMING Mohamed Faraj Alfaidi, Li Xiaoxing ..............................................................................129 THE INFLUENCE OF THE PART GEOMETRY ON THE WELDING LINE DISPLACEMENT IN CASE OF TAILOR WELDED BLANKS Aurelian Albuţ .................................................................................................................135 THE SHEET THICKNESS EFFECT ON SPRINGBACK AMPLITUDE OF A U-SHAPED PART MADE FROM TAILOR WELDED STRIPES Aurelian Albuţ .................................................................................................................139 THE RESEARCH OF THE MAIN FACTORS, WHICH OCCUR IN THE DEEP-DRAWING PROCESS, ON THE SIZE ACCURACY OF PIECES Chioibas Aurelia, Drăgănescu Florian.............................................................................143 IDENTIFICATION OF SHEET METAL PLASTIC ANISOTROPY, AND OPTIMIZATION OF INITIAL BLANK SHAPE IN DEEP DRAWING Monica Iordache, Mihaela Teacă, Isabelle Charpentier, Marion Martiny, Gérard Ferron.....................................................149 METHODS OF OPTIMISATION OF SHEET METAL FORMING PROCESSES CONCERNING THE REDUCTION OF SPRINGBACK Chiriţă Bogdan Alexandru ...............................................................................................155 FINITE ELEMENT STUDY ON THE EFFECT OF DRAW BEADS Maier Cătălina, Laine Cyril .............................................................................................159 HIGH SPEED MACHINING PRECISE SHOULDER MILLING WITH AN OPTIMISED 4-AXIS CNC-TOOLPATH GENERATION Piska Miroslav, Zouhar Jan, Polzer Ales .........................................................................165

IV

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THE ANNALS OF “DUNĂREA DE JOS” UNIVERSITY OF GALAŢI 2009 Fascicle V, Year XXVII (XXXII) TOOL DEFLECTION ON PERIPHERAL MILLING Campa, F.J., López de Lacalle, L.N., Lamikiz, A., Bilbao, E., Calleja, A., Peñafiel, J....................................................................................169 ON THE RESEARCH OF CUTTING COEFFICIENTS IN MACHINING ANNEALED INCONEL 718 WITH CERAMIC TOOLS David Olvera, Gorka Urbicain, Norberto López de Lacalle, Daniel Olvera, Francisco Javier Campa...........................................................................175 A SENSITIVITY ANALYSIS OF THE FINITE ELEMENT SIMULATION OF THE HIGH SPEED MACHINING WITH THE MATERIAL RHEOLOGICAL BEHAVIOUR Adinel Gavruş, Pascal Caestecker, Eric Ragneau....................................................................................................................181 APPLICATION OF ADAPTIVE MASHINING FORCE TO WORKPIECE-FIXTURE DYNAMIC BEHAVIOR ACCORDING TO MATERIAL REMOVAL EFFECTS Masoud Fahami, Mohsen Hamedi ...................................................................................187 EXPERIMENTAL ASPECTS REGARDING THE METAL CUTTING TRIBOSYSTEM OF THE BALL NOSE END MILL Vlad Diciuc, Mircea Lobonţiu .........................................................................................193 CONTRIBUTIONS TOWARDS THE CONCEPT OF METAL CUTTING TRIBOSYSTEM Mircea Lobonţiu, Vlad Diciuc .........................................................................................199 IDENTIFICATION OF THE SURFACE ROUGHNESS-STATE VARIABLES RELATION AND ITS APPLICATION TO THE HIGH-SPEED MACHINING CONTROL Vacaruş Viorel, Epureanu Alexandru, Maier Cătălina, Păunoiu Viorel .......................................................................................205 NONCONVENTIONAL TECHNOLOGIES PLASMA CUTTING OPTIMIZATION BY USING THE RESPONSE SURFACE METHODOLOGY Pedro Ferreira, Ivo Melo, António Gonçalves-Coelho, António Mourão.................................................................213

V

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THE ANNALS OF “DUNĂREA DE JOS” UNIVERSITY OF GALAŢI Fascicle V, Year XXVII (XXXII) 2009 THERMAL PROPERTIES OF THE WORKPIECE MATERIAL AND THE MACHINABILITY BY ELECTROEROSION Laurenţiu Slătineanu, Margareta Coteaţă, Loredana Santo, Traian Grămescu..............................................................................................................219 TOOL WEAR INVESTIGATION IN ELECTRIC DISCHARGE MACHINING OF ALUMINUM MATRIX COMPOSITE MATERIALS Adrian Iosub, Gheorghe Nagîţ, Florin Negoescu ............................................................225 STUDY REGARDING THE PRODUCTIVITY AND QUALITY OBTAINED BY MEANS OF VARIOUS PROCESSING METHODS BY MEANS OF ELECTRO-EROSION Carol Schnakovszky, Eugen Herghelegiu, Crinel Raveica, Bogdan Ionuţ Ganea ........................................................................................................229 DETERMINATION OF PROCESS FUNCTION FOR PITCH DIAMETER D IN ELECTRO-EROSION MACHINING OF THREADS FROM SINTERED METALLIC CARBIDES TYPE G20 Corneliu Neagu, Andrei Dumitrescu, Mihaela Berinde, Gheorghe Badea

2

..................................................................................233 NONCONVENTIONAL TECHNOLOGIES FOR PLASTIC DEFORMATIOM FRICTION STIR WELDING OF POLYETHYLENE SHEETS Erica Anna Squeo, Giuseppe Bruno, Alessandro Guglielmotti, Fabrizio Quadrini .............................................................................................................241 APPLYING A NEW METHOD FOR INCREMENTAL SHEET METAL FORMING WITH HIGH SPEED A.R.Vahdati, M.Vahdati ..................................................................................................247 DYNAMICAL IMPACT OF LIQUID PRESSURE IMPULSES AND VIBRATIONS IN THE HYDRO-FORMATION PROCESS Boris Plahteanu, Mircea Frunză.......................................................................................253

VI

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THE ANNALS OF “DUNĂREA DE JOS” UNIVERSITY OF GALAŢI 2009 Fascicle V, Year XXVII (XXXII) THE STRUCTURAL STATE OF HYDROSTATICALLY EXTRUDED NON-FERROUS METALS Ovidiu Ciocan, Viorel Păunoiu, Constantin Gheorghieş, Dumitru Nicoara........................................................................259 SOME CONTRIBUTION UPON THE REVOLUTION EXTERNAL SURFACES ROTOROLLING Sava Ovidiu, Octavian Lupescu, Scurtu Popa Ramona, Popa Ciprian.................................................................................263 THE MODEL OF ALUMINIUM DEFORMATION COLD-WELDED ON COGGED SURFACES Bogdan Georgescu, Cătălina Maier .................................................................................269 TECHNOLOGIES FOR COMPOSITES AND NANOSTRUCTURED MATERIALS RECYCLING OF THERMOSETS BY DIRECT MOULDING OF FINE POWDER Fabrizio Quadrini, Alessandro Guglielmotti, Carmine Lucignano, Loredana Santo, Federica Trovalusci ...........................................................277 ANALYSIS OF MICRO-PROFILE IN EXCIMER LASER DRAGGING USING RECTANGULAR MASK Hong Hocheng, Kuan-Yu Wang......................................................................................283 PEDESTRIAN CRASH – LEG/FRONT BUMPER ANALYSIS Emilia Burnaz, Andrei Giubalca......................................................................................289 SOME ASPECTS OF THE TECHNOLOGY FOR OBTAINING THE SAMPLES FROM COMPOSITE MATERIAL WITH PARTICLE REINFORCEMENT Nedelcu Dumitru, Radu Comăneci, Roman Costel, Tăbăcaru Lucian, Creţu Gheorghe ..........................................................295 INTERDISCIPLINARY APROACH OF TRIBOLOGICAL TEST PROGRAM FOR POLYMERIC COMPOSITES Lorena Deleanu, Sorin Ciortan, Laura Maftei, Alexandru Petrica, Cantaragiu Alina, Gianina Podaru ......................................................................299

VII

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THE ANNALS OF “DUNĂREA DE JOS” UNIVERSITY OF GALAŢI Fascicle V, Year XXVII (XXXII) 2009 MECHANICAL AND DIELECTRIC PROPERTIES OF STRATIFIED COMPOSITES Vasile Bria, Igor Roman, Ion Postolache, Iulian-Gabriel Bîrsan, Adrian Cîrciumaru ...........................................................................................................311 MECHANICAL PROPERTIES OF FILLED EPOXY BASED REINFORCED COMPOSITES Vasile Bria, Igor Roman, Ion Postolache, Victor Ungureanu, Iulian-Gabriel Bîrsan, Adrian Cîrciumaru .......................................................................315 STRUCTURAL ANALYSIS OF ALUMINA THIN LAYER PREPARED BY CONTROLLED OXIDATION PROCESS C. Gheorghieş, L. Gheorghieş, S. Ciortan, V. Păunoiu, A.M. Cantaragiu, C.C. Lalau, D.E. Rusu ..................................................................................319 STUDY SOLUBILITY OF TWO COPOLYMERS USED AS VISCOSITY IMPROVERS FOR MULTI-GRADE OIL Ioana Stanciu....................................................................................................................323 RESEARCH REGARDING THE INFLUENCE OF THE SHEET CHEMICAL COMPOSITION ON THE STRAIN TRACTION Costel Mironeasa, Silvia Mironeasa ................................................................................327 ZNO-BASED NANOSTRUCTURED MATERIALS BY CHEMICAL METHODS Viorica Muşat, Monica Mazilu ........................................................................................331 ARMA MODELS APPLIED TO PREDICTION OF THE DISLOCATION PATTERNS IN NANOSTRUCTURED MATERIALS Alice Buruiană, Mihaela Banu, Alexandru Epureanu ........................................................................................................335 QUALITY MANAGEMENT THE UTILIZATION OF THE ELEMENTS OF INVENTICS THEORY OF COMBINATION FOR THE GROWTH OF QUALITY OF DIDACTIC DEMARCHE IN TECHNOLOGICAL EDUCATION Porof Ioan, Gherghel Nicolae ..........................................................................................343

VIII

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THE ANNALS OF “DUNĂREA DE JOS” UNIVERSITY OF GALAŢI 2009 Fascicle V, Year XXVII (XXXII) QUALITY MANAGEMENT AS INTEGRATED PART AND STRATEGIC INSTRUMENT FOR BRANDING AND SUSTAINABLE DEVELOPMENT IN TECHNICAL HIGHER EDUCATION Gheorghe Nagîţ, Vasile Merticaru jr., Adrian Iosub .......................................................347 CONCURENT ENGINEERING A VISION UPON PLM AS STRATEGIC INSTRUMENT FOR CONCURRENT ENGINEERING AND FOR SUSTAINABLE PRODUCT DESIGN Vasile Merticaru jr., Gavril Muscă ..................................................................................355 USING PLM METHODS IN REENGINEERING AUTOMOTIVE PARTS Ioan Bondrea, Carmen Simion, Bogdan Pîrvu.................................................................361 SOLUTIONS FOR TECHNOLOGICAL PROBLEMS USING THE AUTOCAD SOFTWARE Nicolae Pop, Margareta Coteaţă ......................................................................................367 THE ADISS METHOD FOR DEVELOPING A FAMILY OF EQUIPMENTS Mircea Lobonţiu, Adrian Petrovan ..................................................................................371 A METHODOLOGY FOR THE SELECTION OF MANUFACTURING PROCESSES FOR FIBRE REINFORCED COMPOSITES Marius Mihaluta, Patrick Martin, Ali Siadat…………………………………………...377 COMPETITIVE CONTROL OF THE MANUFACTURING SYSTEM Daniela Ghelase, Luiza Daşchievici, Constantin Fălticeanu, Alexandru Epureanu ........................................................................................................383 VALUE STREAM MAP AND KAIZEN CONCEPT IMPLEMENTED IN A SHAFT MANUFACTURING CHAIN Florin Buruiană, Mihaela Banu, A.M. Goncalves Coelho, Alexandru Epureanu, Alice Buruiană .....................................389

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THE ANNALS OF “DUNĂREA DE JOS” UNIVERSITY OF GALAŢI Fascicle V, Year XXVII (XXXII) 2009 QFD IMPLEMENTATION IN MANUFACTURING PROCESS OF A CAST PART Florin Buruiană, Florin Susac, Mihaela Banu, Alexandru Epureanu, Alice Buruiană .................................................................................................................395 MANUFACTURING PROCESS OPTIMIZATION ON THE CORRELATION BETWEEN THE EFFICIENCY AND THE ADIMENSIONAL PARAMETERS OF THE PLANETARY MECHANIS Vasile Nasui .....................................................................................................................401 RESEARCHES REGARDING THE RELATION FORCES – DEFORMATIONS ON EXTENSIBLE ELASTIC DIAPHRAGM CHUCK WITH JAWS Dragoş–Florin Chitariu, Nicolae Seghedin, Nicolae Gherghel .......................................405 ERRORS EVALUATION AT SHIP STERN TUBE BUSHES MANUFACTURING PROCESS Lucian Vasiliu, Alexandru Epureanu, Gabriel Frumuşanu...........................................................................................................411 GEOMETRIC RECONFIGURATION OF THE MULTIPOINT FORMING DIES USING REVERSE ENGINEERING Viorel Paunoiu, Virgil Teodor ……………………………………………………...…...415 CORRELATIONS BETWEEN DROPS DYNAMICS AND THE GMAW-P ARC STABILITY Costel Voicu, Luigi Renato Mistodie, Carmen Catalina Rusu.........................................419 ANALYTICAL AND FEM METHODS FOR STRESS STATE ESTIMATION IN A SHEARED PLANE WITH TWO IDENTICAL CIRCULAR HOLES Ciornei Florina Carmen ,Alaci Stelian, Amarandei Dumitru, Filote Constantin............................................................................423 SYNERGIC REGIMES OPTIMISATION OF PULSED MIG ARC WELDING Costel Voicu, Luigi Renato Mistodie, Carmen Catalina Rusu.........................................429 APPENDIX .....................................................................................................................435

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THE ANNALS OF “DUNĂREA DE JOS” UNIVERSITY OF GALAŢI Fascicle V, Year XXVII (XXXII) 2009 Author Index A Aitchison D., 19 Alaci S., 123, 423 Albuţ A., 135, 139 Alfaidi M. F., 129 Amarandei D., 123, 423 Archenti A.,11 B Badea Gh., 233 Bain J., 19 Banu M., 39, 43, 75, 335, 389, 395 Berinde M., 233 Bilbao E., 169 Bîrsan I. G., 311, 315 Bologa O., 81 Bondrea I., 361 Brabie Gh., 87, 91 Bria V., 311, 315 Brooks H., 19 Bruno G., 241 Burnaz E., 289 Buruiană A.,335, 389, 395 Buruiană F., 389, 395 C Caestecker P., 181 Calleja A., 169 Campa F.J., 169 Cantaragiu A. M., 299, 319 Charpentier I., 149 Chioibas A., 143 Chiriţă B. Al., 155 Chitariu D. F., 405 Ciocan O., 259 Ciornei F., 123, 423 Ciortan S., 299, 319 Cîrciumaru A., 311, 315 Comăneci R., 295 Constantin C. C., 39 Coteaţă M., 219, 367

Creţu Gh., 295 Cucu, M., 65 D Daşchievici L., 383 Deleanu L., 299 Diciuc V., 193, 199 Drăgănescu F., 143 Dumitraşcu N., 65 Dumitrescu A., 233 Dura G., 53, 59 E Epureanu Al., 39, 43, 47, 69, 205, 335, 383, 389, 395, 411 F Fahami M., 187 Fălticeanu C., 383 Ferreira P., 213 Ferron G., 113, 149 Filote C., 123, 429 Frumuşanu G., 69, 411 Frunză M., 253 G Ganea B. I., 229 Gavan E., 95 Gavruş A., 81, 181 Georgescu B., 269 Ghelase D., 383 Gheorghieş C., 259, 319 Gheorghieş L., 319 Gherghel N., 343, 405 Giubalca A., 289 Goncalves Coelho A.M., 389, 213 Grămescu T., 219 Guglielmotti A., 241 Guglielmotti A., 277

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THE ANNALS OF “DUNĂREA DE JOS” UNIVERSITY OF GALAŢI 2009 Fascicle V, Year XXVII (XXXII) H Haghighi M. K., 33 Hama T., 75 Hamedi M., 187 Hayashi H., 3 Herghelegiu E., 229 Hocheng H., 283 I Iacomi D., 117 Ionuţ C. C., 43 Iordache M., 113, 149 Iosub A., 225, 347 Izadpanah S., 33 J Javier Campa F., 175 L Laine C., 159 Lalau C. C., 319 Lamikiz A., 169 Lobonţiu M., 193, 199, 371 López de Lacalle L. N., 175, 169 Lucignano C., 277 Lupescu O., 263 M Madej L., 107 Maftei L., 299 Maier C., 159, 205, 269 Marian C., 65 Marin F. B., 39, 43, 47 Marinescu V., 39, 43 Martin P., 377 Martiny M., 113, 149 Mazilu M., 331 Melo I., 213 Merticaru V. jr., 347, 355 Mihăluţă M., 377 Mironeasa C., 327 Mironeasa S., 327 Mistodie L.R., 419, 429 Mourão A., 213

Muşat V., 331 Muscă G., 355 Muszka K., 107 N Nagîţ Gh., 225, 347 Nanu N., 87, 91 Nasui V., 401 Neagu C., 233 Nedelcu D., 295 Negoescu F., 225 Nicoara D., 95, 259 Nicolescu C. M., 11 Nishimura H., 3 Niţu E., 113, 117 O Oancea N., 47, 53, 59, 65 Olejnik L., 101 Oleksik V., 81 Olvera D., 175 P Paunoiu V., 81, 95, 205, 259, 319, 415 Peñafiel J., 169 Perianu V., 25Perzynski K., 107 Petrică Al., 299 Petrovan A., 371 Petruş V., 47 Pietrzyk M., 107 Pîrvu B., 361 Piska M., 165 Plahteanu B., 253 Podaru G., 299 Polzer A., 165 Pons D., 19 Pop N., 367 Popa C., 263 Popa I., 53, 59 Porof I., 343 Postolache I., 311, 315

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THE ANNALS OF “DUNĂREA DE JOS” UNIVERSITY OF GALAŢI Fascicle V, Year XXVII (XXXII) 2009 Q Quadrini F., 241, 277 R Radu E. M., 87 Ragneau E., 181 Raveica C., 229 Roman C., 295 Roman I., 311, 315 Rosochowska M., 101 Rosochowski A., 101 Rusu C.C, 419, 429 Rusu D. E., 319 S Santo L., 219, 277 Sava O., 263 Schnakovszky C., 229 Scurtu Popa R., 263 Seghedin N., 405 Siadat A., 377 Simion C., 361 Slătineanu L., 219 Squeo E. A., 241 Stanciu I., 323 Susac F., 395

T Tăbăcaru L., 295 Teacă M., 149 Teodor V., 47, 53, 59, 65, 95, 415 Titica D., 25 Trovalusci F., 277 U Ungureanu I., 117 Ungureanu V., 315 Urbicain G., 175 V Vacaruş V., 205 Vahdati A.R., 247 Vahdati M., 247 Vankudre H.V., 33 Vasiliu L., 411 Voicu C., 419, 429 W Wang K.Y., 283 X Xiaoxing L., 129 Z Zouhar J., 165